Home / 1,893.48-2,837.32-1,274.90

Finding the Fourth Proportional to 1,893.48, 2,837.32 and 1,274.90

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Solution

The fourth proportional to 1,893.48, 2,837.32 and 1,274.90 is: 1,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.48 : 2,837.32 = 1,274.90 : x
  2. Step 2: Convert to fraction form
    1,893.48/2,837.32 = 1,274.90/x
  3. Step 3: Cross multiply
    1,893.48x = 2,837.32 × 1,274.90
  4. Step 4: Simplify right side
    1,893.48x = 3,617,299.27
  5. Step 5: Solve for x
    x = 3,617,299.27/1,893.48
  6. Step 6: Final answer
    x = 1,910.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.